/*!	 valuenode_average.cpp
**	 Implementation of the "Average" valuenode conversion.
**
**	......... ... 2014 Ivan Mahonin
**
**	This package is free software; you can redistribute it and/or
**	modify it under the terms of the GNU General Public License as
**	published by the Free Software Foundation; either version 2 of
**	the License, or (at your option) any later version.
**
**	This package is distributed in the hope that it will be useful,
**	but WITHOUT ANY WARRANTY; without even the implied warranty of
**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
**	General Public License for more details.
**
*/

#ifdef USING_PCH
#	include "pch.h"
#else
#ifdef HAVE_CONFIG_H
#	include <config.h>
#endif

#include "valuenode_average.h"

#include <synfig/general.h>
#include <synfig/localization.h>
#include <synfig/valuenode_registry.h>

#include "valuenode_const.h"

#include <synfig/canvas.h>
#include <synfig/valueoperations.h>

#endif

using namespace std;
using namespace etl;
using namespace synfig;

REGISTER_VALUENODE(ValueNode_Average, RELEASE_VERSION_1_0, "average", "Average")

ValueNode_Average::ValueNode_Average(const ValueBase &value, Canvas::LooseHandle canvas):
    ValueNode_DynamicList(value.get_type(), value.get_type(), canvas)
{
    if (!check_type(value.get_type())) {
        assert(0);
        throw runtime_error(get_local_name() + _(":Bad type ") + value.get_type().description.local_name);
    }

    ref();
    add(ValueNode::Handle(ValueNode_Const::create(value, canvas)));
    unref_inactive();
}

ValueNode_Average::ValueNode_Average(Type &type, Canvas::LooseHandle canvas):
    ValueNode_DynamicList(type, type, canvas)
{
    if (!check_type(type)) {
        assert(0);
        throw runtime_error(get_local_name() + _(":Bad type ") + type.description.local_name);
    }
}

ValueNode_Average::~ValueNode_Average() { }

ValueNode_Average*
ValueNode_Average::create(const ValueBase &value, Canvas::LooseHandle canvas)
{
    return new ValueNode_Average(value, canvas);
}

ValueBase
ValueNode_Average::operator()(Time t)const
{
    if (getenv("SYNFIG_DEBUG_VALUENODE_OPERATORS")) {
        printf("%s:%d operator()\n", __FILE__, __LINE__);
    }

    return ValueAverage::average(ValueNode_DynamicList::operator()(t), ValueBase(), ValueBase(get_type()));
}

LinkableValueNode*
ValueNode_Average::create_new()const
{
    return new ValueNode_Average(get_type());
}

bool
ValueNode_Average::check_type(Type &type)
{
    return ValueAverage::check_type(type);
}